<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>网站管理 - 拖拽式建站平台</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }
        
        :root {
            --sidebar-width: 240px;
            --header-height: 64px;
            --primary-color: #3498db;
            --secondary-color: #2c3e50;
            --bg-color: #f5f6f7;
            --card-bg: #ffffff;
            --text-primary: #18191c;
            --text-secondary: #61666d;
            --text-muted: #9499a0;
            --border-color: #e3e5e7;
            --success-color: #27ae60;
            --warning-color: #f39c12;
            --danger-color: #e74c3c;
        }
        
        body {
            background-color: var(--bg-color);
            color: var(--text-primary);
            display: flex;
            flex-direction: column;
            height: 100vh;
            overflow: hidden;
        }
        
        /* 顶部导航栏 */
        .header {
            height: var(--header-height);
            background: var(--card-bg);
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 20px;
            border-bottom: 1px solid var(--border-color);
            z-index: 100;
        }
        
        .header-left {
            display: flex;
            align-items: center;
        }
        
        .sidebar-toggle {
            margin-right: 16px;
            cursor: pointer;
            color: var(--text-secondary);
            font-size: 18px;
        }
        
        .logo {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            align-items: center;
        }
        
        .logo i {
            margin-right: 10px;
            color: var(--primary-color);
        }
        
        .header-right {
            display: flex;
            align-items: center;
        }
        
        .header-action {
            margin-left: 16px;
            color: var(--text-secondary);
            cursor: pointer;
            position: relative;
        }
        
        .header-action:hover {
            color: var(--primary-color);
        }
        
        .badge {
            position: absolute;
            top: -5px;
            right: -5px;
            background: var(--danger-color);
            color: white;
            font-size: 11px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .user-menu {
            display: flex;
            align-items: center;
            margin-left: 20px;
            cursor: pointer;
        }
        
        .user-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-left: 12px;
        }
        
        /* 主内容区域 */
        .main-container {
            display: flex;
            flex: 1;
            overflow: hidden;
        }
        
        /* 侧边栏 */
        .sidebar {
            width: var(--sidebar-width);
            background: var(--card-bg);
            border-right: 1px solid var(--border-color);
            overflow-y: auto;
            transition: all 0.3s ease;
        }
        
        .sidebar-menu {
            padding: 16px 0;
        }
        
        .menu-title {
            padding: 10px 20px;
            font-size: 13px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        
        .menu-item {
            display: flex;
            align-items: center;
            padding: 12px 20px;
            color: var(--text-secondary);
            text-decoration: none;
            transition: all 0.3s ease;
            border-left: 3px solid transparent;
        }
        
        .menu-item:hover {
            background: rgba(52, 152, 219, 0.1);
            color: var(--primary-color);
        }
        
        .menu-item.active {
            background: rgba(52, 152, 219, 0.1);
            color: var(--primary-color);
            border-left-color: var(--primary-color);
        }
        
        .menu-item i {
            margin-right: 12px;
            width: 18px;
            text-align: center;
        }
        
        /* 内容区域 */
        .content {
            flex: 1;
            padding: 20px;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
        }
        
        .page-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 24px;
        }
        
        .page-title {
            font-size: 24px;
            font-weight: 600;
        }
        
        .page-actions .btn {
            margin-left: 10px;
        }
        
        /* 筛选和搜索区域 */
        .filter-bar {
            background: var(--card-bg);
            border-radius: 4px;
            padding: 16px 20px;
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
        }
        
        .search-box {
            position: relative;
            flex: 1;
            min-width: 200px;
        }
        
        .search-input {
            width: 100%;
            padding: 10px 16px 10px 40px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-size: 14px;
        }
        
        .search-icon {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
        }
        
        .filter-group {
            display: flex;
            align-items: center;
        }
        
        .filter-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-right: 8px;
        }
        
        .filter-select {
            padding: 8px 12px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            background: white;
            font-size: 14px;
            min-width: 120px;
        }
        
        /* 网站列表区域 */
        .sites-container {
            display: flex;
            flex: 1;
            gap: 20px;
        }
        
        .sites-list {
            flex: 1;
            background: var(--card-bg);
            border-radius: 4px;
            overflow: hidden;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
            display: flex;
            flex-direction: column;
            min-width: 300px;
        }
        
        .list-header {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .list-title {
            font-size: 16px;
            font-weight: 500;
        }
        
        .list-count {
            font-size: 14px;
            color: var(--text-muted);
        }
        
        .sites-items {
            overflow-y: auto;
            flex: 1;
        }
        
        .site-item {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
            cursor: pointer;
            transition: background 0.3s ease;
        }
        
        .site-item:hover {
            background: rgba(52, 152, 219, 0.05);
        }
        
        .site-item.selected {
            background: rgba(52, 152, 219, 0.1);
            border-right: 3px solid var(--primary-color);
        }
        
        .site-name {
            font-weight: 500;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
        }
        
        .site-name i {
            margin-right: 8px;
            color: var(--primary-color);
        }
        
        .site-meta {
            display: flex;
            align-items: center;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        
        .site-meta-item {
            display: flex;
            align-items: center;
            margin-right: 16px;
        }
        
        .site-meta-item i {
            margin-right: 4px;
        }
        
        .site-status {
            display: flex;
            align-items: center;
        }
        
        .status-badge {
            padding: 4px 8px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 500;
        }
        
        .status-active {
            background: rgba(39, 174, 96, 0.1);
            color: var(--success-color);
        }
        
        .status-draft {
            background: rgba(243, 156, 18, 0.1);
            color: var(--warning-color);
        }
        
        .status-paused {
            background: rgba(231, 76, 60, 0.1);
            color: var(--danger-color);
        }
        
        /* 网站详情区域 */
        .site-detail {
            flex: 2;
            background: var(--card-bg);
            border-radius: 4px;
            overflow: hidden;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
            display: flex;
            flex-direction: column;
            min-width: 400px;
        }
        
        .detail-header {
            padding: 20px;
            border-bottom: 1px solid var(--border-color);
        }
        
        .detail-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
        }
        
        .detail-name {
            font-size: 20px;
            font-weight: 600;
        }
        
        .detail-actions {
            display: flex;
            gap: 8px;
        }
        
        .detail-meta {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }
        
        .meta-item {
            display: flex;
            flex-direction: column;
        }
        
        .meta-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 4px;
        }
        
        .meta-value {
            font-size: 14px;
            font-weight: 500;
        }
        
        .detail-content {
            padding: 20px;
            flex: 1;
            overflow-y: auto;
        }
        
        .detail-section {
            margin-bottom: 24px;
        }
        
        .section-title {
            font-size: 16px;
            font-weight: 500;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
        }
        
        .section-title i {
            margin-right: 8px;
            color: var(--primary-color);
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-bottom: 20px;
        }
        
        .stat-item {
            background: #f9fafc;
            border-radius: 4px;
            padding: 16px;
            text-align: center;
        }
        
        .stat-value {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--primary-color);
        }
        
        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
        }
        
        .pages-list {
            list-style: none;
        }
        
        .page-item {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .page-item:last-child {
            border-bottom: none;
        }
        
        .page-info {
            display: flex;
            align-items: center;
        }
        
        .page-info i {
            margin-right: 8px;
            color: var(--primary-color);
        }
        
        .page-actions {
            display: flex;
            gap: 8px;
        }
        
        /* 按钮样式 */
        .btn {
            padding: 8px 16px;
            border: none;
            border-radius: 4px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        
        .btn i {
            margin-right: 6px;
        }
        
        .btn-primary {
            background: var(--primary-color);
            color: white;
        }
        
        .btn-primary:hover {
            background: #2980b9;
        }
        
        .btn-outline {
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
        }
        
        .btn-outline:hover {
            background: #f5f7fa;
        }
        
        .btn-success {
            background: var(--success-color);
            color: white;
        }
        
        .btn-success:hover {
            background: #219653;
        }
        
        .btn-danger {
            background: var(--danger-color);
            color: white;
        }
        
        .btn-danger:hover {
            background: #c0392b;
        }
        
        .btn-sm {
            padding: 4px 8px;
            font-size: 13px;
        }
        
        .btn-icon {
            width: 32px;
            height: 32px;
            padding: 0;
            justify-content: center;
        }
        
        .btn-icon i {
            margin-right: 0;
        }
        
        /* 空状态 */
        .empty-state {
            padding: 40px 20px;
            text-align: center;
            color: var(--text-muted);
        }
        
        .empty-state i {
            font-size: 48px;
            margin-bottom: 16px;
            color: #d1d5db;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .sites-container {
                flex-direction: column;
            }
            
            .site-detail {
                min-width: auto;
            }
            
            .sidebar {
                position: fixed;
                left: -var(--sidebar-width);
                top: var(--header-height);
                bottom: 0;
                z-index: 90;
            }
            
            .sidebar.open {
                left: 0;
            }
            
            .overlay {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(0, 0, 0, 0.5);
                z-index: 80;
                display: none;
            }
            
            .overlay.open {
                display: block;
            }
        }
        
        @media (max-width: 768px) {
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            
            .search-box {
                min-width: auto;
            }
            
            .filter-group {
                width: 100%;
                justify-content: space-between;
            }
            
            .detail-meta {
                grid-template-columns: 1fr;
            }
            
            .stats-grid {
                grid-template-columns: 1fr;
            }
            
            .page-header {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .page-actions {
                margin-top: 16px;
                width: 100%;
                display: flex;
                justify-content: space-between;
            }
            
            .page-actions .btn {
                margin-left: 0;
                flex: 1;
                margin: 0 5px;
            }
        }
    </style>
</head>
<body>
    <!-- 顶部导航栏 -->
    <div class="header">
        <div class="header-left">
            <div class="sidebar-toggle">
                <i class="fas fa-bars"></i>
            </div>
            <div class="logo">
                <i class="fas fa-puzzle-piece"></i>
                拖拽建站后台
            </div>
        </div>
        
        <div class="header-right">
            <div class="header-action">
                <i class="fas fa-bell"></i>
                <span class="badge">3</span>
            </div>
            
            <div class="header-action">
                <i class="fas fa-envelope"></i>
                <span class="badge">5</span>
            </div>
            
            <div class="user-menu">
                <span>管理员</span>
                <div class="user-avatar">
                    <i class="fas fa-user"></i>
                </div>
            </div>
        </div>
    </div>
    
    <!-- 主内容区域 -->
    <div class="main-container">
        <!-- 侧边栏 -->
        <div class="sidebar">
            <div class="sidebar-menu">
                <div class="menu-title">主导航</div>
                <a href="#" class="menu-item">
                    <i class="fas fa-home"></i>
                    <span>控制台</span>
                </a>
                <a href="#" class="menu-item active">
                    <i class="fas fa-paint-brush"></i>
                    <span>网站管理</span>
                </a>
                <a href="#" class="menu-item">
                    <i class="fas fa-file-alt"></i>
                    <span>页面管理</span>
                </a>
                <a href="#" class="menu-item">
                    <i class="fas fa-th-large"></i>
                    <span>组件库</span>
                </a>
                
                <div class="menu-title">内容管理</div>
                <a href="#" class="menu-item">
                    <i class="fas fa-newspaper"></i>
                    <span>文章管理</span>
                </a>
                <a href="#" class="menu-item">
                    <i class="fas fa-box"></i>
                    <span>产品管理</span>
                </a>
                <a href="#" class="menu-item">
                    <i class="fas fa-images"></i>
                    <span>媒体库</span>
                </a>
                
                <div class="menu-title">用户与权限</div>
                <a href="#" class="menu-item">
                    <i class="fas fa-users"></i>
                    <span>用户管理</span>
                </a>
                <a href="#" class="menu-item">
                    <i class="fas fa-shield-alt"></i>
                    <span>角色权限</span>
                </a>
                <a href="#" class="menu-item">
                    <i class="fas fa-cog"></i>
                    <span>系统设置</span>
                </a>
            </div>
        </div>
        
        <!-- 内容区域 -->
        <div class="content">
            <div class="page-header">
                <h1 class="page-title">网站管理</h1>
                <div class="page-actions">
                    <button class="btn btn-outline">
                        <i class="fas fa-download"></i> 导出数据
                    </button>
                    <button class="btn btn-primary">
                        <i class="fas fa-plus"></i> 新建网站
                    </button>
                </div>
            </div>
            
            <!-- 筛选和搜索区域 -->
            <div class="filter-bar">
                <div class="search-box">
                    <i class="fas fa-search search-icon"></i>
                    <input type="text" class="search-input" placeholder="搜索网站名称或域名...">
                </div>
                
                <div class="filter-group">
                    <span class="filter-label">状态:</span>
                    <select class="filter-select">
                        <option>全部状态</option>
                        <option>已发布</option>
                        <option>草稿</option>
                        <option>已暂停</option>
                    </select>
                </div>
                
                <div class="filter-group">
                    <span class="filter-label">排序:</span>
                    <select class="filter-select">
                        <option>最近更新</option>
                        <option>创建时间</option>
                        <option>网站名称</option>
                        <option>访问量</option>
                    </select>
                </div>
                
                <button class="btn btn-outline">
                    <i class="fas fa-filter"></i> 筛选
                </button>
            </div>
            
            <!-- 网站列表和详情区域 -->
            <div class="sites-container">
                <!-- 网站列表 -->
                <div class="sites-list">
                    <div class="list-header">
                        <div class="list-title">我的网站</div>
                        <div class="list-count">8个网站</div>
                    </div>
                    
                    <div class="sites-items">
                        <div class="site-item selected">
                            <div class="site-name">
                                <i class="fas fa-globe"></i>
                                科技公司官网
                            </div>
                            <div class="site-meta">
                                <div class="site-meta-item">
                                    <i class="fas fa-user"></i> 张三
                                </div>
                                <div class="site-meta-item">
                                    <i class="fas fa-calendar"></i> 2023-08-15
                                </div>
                            </div>
                            <div class="site-status">
                                <span class="status-badge status-active">已发布</span>
                            </div>
                        </div>
                        
                        <div class="site-item">
                            <div class="site-name">
                                <i class="fas fa-shopping-cart"></i>
                                电子商务平台
                            </div>
                            <div class="site-meta">
                                <div class="site-meta-item">
                                    <i class="fas fa-user"></i> 李四
                                </div>
                                <div class="site-meta-item">
                                    <i class="fas fa-calendar"></i> 2023-09-01
                                </div>
                            </div>
                            <div class="site-status">
                                <span class="status-badge status-draft">草稿</span>
                            </div>
                        </div>
                        
                        <div class="site-item">
                            <div class="site-name">
                                <i class="fas fa-blog"></i>
                                个人技术博客
                            </div>
                            <div class="site-meta">
                                <div class="site-meta-item">
                                    <i class="fas fa-user"></i> 王五
                                </div>
                                <div class="site-meta-item">
                                    <i class="fas fa-calendar"></i> 2023-07-20
                                </div>
                            </div>
                            <div class="site-status">
                                <span class="status-badge status-active">已发布</span>
                            </div>
                        </div>
                        
                        <div class="site-item">
                            <div class="site-name">
                                <i class="fas fa-landmark"></i>
                                企业品牌展示
                            </div>
                            <div class="site-meta">
                                <div class="site-meta-item">
                                    <i class="fas fa-user"></i> 赵六
                                </div>
                                <div class="site-meta-item">
                                    <i class="fas fa-calendar"></i> 2023-08-30
                                </div>
                            </div>
                            <div class="site-status">
                                <span class="status-badge status-paused">已暂停</span>
                            </div>
                        </div>
                    </div>
                </div>
                
                <!-- 网站详情 -->
                <div class="site-detail">
                    <div class="detail-header">
                        <div class="detail-title">
                            <div class="detail-name">科技公司官网</div>
                            <div class="detail-actions">
                                <button class="btn btn-icon btn-outline" title="编辑">
                                    <i class="fas fa-edit"></i>
                                </button>
                                <button class="btn btn-icon btn-outline" title="设置">
                                    <i class="fas fa-cog"></i>
                                </button>
                                <button class="btn btn-icon btn-outline" title="预览">
                                    <i class="fas fa-eye"></i>
                                </button>
                            </div>
                        </div>
                        
                        <div class="detail-meta">
                            <div class="meta-item">
                                <span class="meta-label">域名</span>
                                <span class="meta-value">www.techcompany.com</span>
                            </div>
                            <div class="meta-item">
                                <span class="meta-label">创建者</span>
                                <span class="meta-value">张三</span>
                            </div>
                            <div class="meta-item">
                                <span class="meta-label">创建时间</span>
                                <span class="meta-value">2023-08-15 14:30</span>
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                                <span class="meta-value">2023-09-05 09:15</span>
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